Paraxylene is an organic compound with the chemical formula C8H10. It is one of the important aromatic hydrocarbons and appears as a colorless, transparent liquid with an aromatic odor at room temperature. It is insoluble in water but miscible with most organic solvents such as ethanol, diethyl ether, and chloroform. Paraxylene is primarily used as a raw material in the production of polyester fibers and resins, coatings, dyes, and pesticides. It is also used as a reference standard in chromatographic analysis and as a solvent, as well as for organic synthesis.